MLB Pipeline's Jim Callis (@JimCallisMLB) and Jonathan Mayo (@jonathanmayo) discuss the big league debuts of Bo Bichette, Dustin May and Isan Diaz. They dive into the top three farm systems from the newly released Top 15 Farm System Rankings and talk about the Marlins and D-backs' farm system improvements. Finally, Jonathan Mayo sits down with new Marlins prospect Jazz Chisholm, who was traded from the D-backs at the Trade Deadline.

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